According to the popular narrative, coal is locked in a fight to the death with natural gas and renewables to supply clean electrical energy.
Promoters of gas, wind and solar often talk about coal as if it were not just a rival but an enemy. Environmental campaigners want to phase out coal-fired power plants and leave most of the world's coal reserves below ground.
Coal-fired power plants produce much higher carbon dioxide (CO2) emissions and make the largest single contribution to global warming. For their part, coal producers are battling new environmental regulations that they see as a threat to the survival of their firms and communities.
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